UNDIPLOMATIC • DICCIONARIO INGLES.COM • Definition of Undiplomatic

... minister at this capital, on the 11th ultimo. This dispatch was not officially communicated to this Government, but as Mr. Montt was directed to translate it and to give it to the press of the country it seemed to me that it could not pass without official notice. It was not only undiplomatic, but grossly insulting to our naval officers and to the executive department, as it directly imputed untruth and insincerity to the reports of the naval officers and to the official communications made by the executive department ...

— A Compilation of the Messages and Papers of the Presidents, Volume IX. • Benjamin Harrison